<template>
	<view class="container" :style="appThemeStyle">
		<!-- 一级分类 -->
		<scroll-view class="cate-left" :scroll-y="true" @touchmove.stop.prevent>
			<text class="type-nav" :class="{ selected: curIndex == index }" v-for="(item, index) in list" :key="index"
				@click="handleSelectNav(index)">{{ item.name }}</text>
		</scroll-view>
		<view class="cate-content">
			<!-- 二级分类列表 -->
			<view class="category-list clearfix">
				<view class="category-item" v-for="(item, index) in list[curIndex].children" :key="index"
					@click="handleGoods(item.category_id)">
					<!-- <view v-show="imgShow" v-if="item.image" class="item-image">
						<image class="image" mode="scaleToFill" :src="item.image.preview_url"></image>
					</view> -->
					<view class="item-name">
						<text class="oneline-hide">{{ item.name }}</text>
					</view>
				</view>
			</view>
		</view>
	</view>
</template>

<script>
	import * as GoodsApi from '@/api/goods'

	export default {
		props: {
			// 分类列表
			list: {
				type: Array,
				default: []
			}
		},
		data() {
			return {
				// 一级分类：指针
				curIndex: 0,
				imgShow: false,
			}
		},
		methods: {

			// 一级分类：选中分类
			handleSelectNav(index) {
				this.curIndex = index
			},

			// 跳转至商品列表页
			handleGoods(categoryId) {
				this.$navTo('pages/goods/list', {
					categoryId
				})
			}

		}
	}
</script>

<style lang="scss" scoped>
	.container {
		padding-left: 175rpx;
	}

	// 分类内容
	.cate-content {
		z-index: 1;
		background: #fff;
		padding-top: 90rpx;
		min-height: 300rpx;
	}

	// 一级分类+二级分类 20
	.cate-left {
		border: 1px solid red;
		position: fixed;
		top: calc(88rpx + var(--window-top));
		left: var(--window-left);
		bottom: var(--window-bottom);
		width: 175rpx;
		height: calc(100% - var(--window-top) - var(--window-bottom) - 90rpx) !important;
		background: #f8f8f8;
		color: #444;
	}

	// 左侧一级分类
	.type-nav {
		position: relative;
		height: 90rpx;
		z-index: 10;
		display: block;
		font-size: 26rpx;
		display: flex;
		justify-content: center;
		align-items: center;

		&.selected {
			background: #fff;
			border-right: none;
			font-size: 28rpx;
			color: $main-bg
		}
	}

	// 分类列表
	.category-list {
		padding: 30rpx 20rpx;
	}

	.category-item {
		float: left;
		width: 33.33333%;
		display: flex;
		flex-direction: column;
		align-items: center;
		margin-bottom: 40rpx;

		.item-image {
			.image {
				display: block;
				width: 146rpx;
				height: 146rpx;
			}
		}

		.item-name {
			margin-top: 10rpx;
			text-align: center;
			font-size: 26rpx;
		}
	}
</style>